How do I specify who is paying the bill? - FedEx FedEx Ship Manager at fedex.com. Section 3. Billing Details. From the Bill Transportation and the Bill duties/taxes/fees to drop-down list, select the party that will be paying for the shipment costs. From the Bill duties/taxes/fees to drop-down list, select the party that will be paying for the duties, taxes and fees. NOTE: If billing a ...